PAM3102 Datasheet, PDF (3/11 Pages) Power Analog Micoelectronics – Dual 150mA High PSRR Low-Dropout CMOS Regulator

PAM3102
Dual 150mA High PSRR Low-Dropout CMOS Regulator
Electrical Characteristic
V_C = _E1 V = _CE2 V = _IN V_O+1V, T_A=25 ^OC, C_IN =2.2μF, C_O =2.2μF, unless otherwise noted.
PARAMETER
Input Voltage
Output Voltage Accuracy
Dropout Voltage
SYMBOL
V_IN
Vo
Vdrop
Test Conditions
Io=1mA
Vo=1.8V, Io=150mA
Vo=2.5V, Io=150mA
Vo=2.8V, Io=150mA
MIN TYP
Note 1
-2.0
950
350
180
MAX
5.5
2.0
UNITS
V
%
mV
mV
mV
Output Current
Current Limit
Quiescent Current
Ground Pin Current
Shutdown Current
Short Circuit Current
Line Regulation
I_O
I_LIM
I_Q
Ignd
I_SD
Is c
LNR
Load Regulation
LDR
Power Supply Ripple Rejection PSRR
Output Noise
Vn
Vo≥1.2V
Io=0mA
Io=1mA to 150mA
V_{C E1}=V _CE2= 0V
Vo=0V
Io=50mA
V_IN=3.0V to 4.0V
Io=50mA,
V_IN=3.5V to 4.5V
Io=50mA,
V_IN=3.8V to 4.8V
V_IN=3.3V
Io=1mA to 150mA
Io=50mA,Vo=1.8V
f=10Hz to 100kHz
150
Note 2 mA
200
mA
175 250
μA
200 250
μA
0.1
1
μA
150
mA
Vo=1.8V
Vo=2.5V -0.15 0.1 0.15 %/V
Vo=2.8V
-2 1.0
2
%
f=100Hz
70
dB
f=1kHz
63
dB
f=10kHz
45
dB
35
μVrms
CE Input High Threshold
CE Input Low Threshold
CE Pull-Up Resistance
Temperature Coefficient
Over Temperature Shutdown
Over Temperature Hysteresis
V_TH
V_TL
R_CE
Tc
OTS
OTH
Io=1mA
Io=1mA
1.5
V
0.3
V
1.7
5
15
MΩ
40
ppm/ ^OC
155
O_C
40
O_C
Note1: The minimum input voltage (V ) _IN(MIN) of the PAM3102 is determined by output voltage and dropout
voltage. The minimum input voltage is defined as:
V =V +V _IN(MIN)
O
drop
Note 2: Output current is limited by P_D, maximum I_O=P_D/(V - _IN(MAX) V_O).
Power Analog Microelectronics,Inc
www.poweranalog.com
3
09/2008 Rev 1.1